1. Pediatric Neurology Unit, APHP, GHUEP, Trousseau Hospital, Paris, France
2. Neurofibromatosis Referral Centre, Paris, France
3. National Institute of Health and Medical Research, INSERM CESP1018, Villejuif, France
4. Paris Descartes University, Paris, France
5. Sorbonne Universities, UPMC, Paris, France
6. National Institute of Health and Medical Research, INSERM U1141, Paris, France